Flow control device



FIG. 1 is a right perspective view of a flow control device showing mynew design;

FIG. 2 is a front view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken line portions in the drawings are for illustrative purposesand do not form a part of the claimed design.

The ornamental design for a flow control device, as shown and described.